G40.8

Other epilepsy and recurrent seizures

Non-billableCategory

Code Hierarchy

G40G40.8

Chapter: 6. Diseases of the nervous system

Section: G40-G47 - Episodic and paroxysmal disorders

Coding Guidelines

Inclusion Terms

Epilepsies and epileptic syndromes undetermined as to whether they are focal or generalized
Landau-Kleffner syndrome

Specific Codes (6)

G40.80Category

Other epilepsy

G40.81Category

Lennox-Gastaut syndrome

G40.82Category

Epileptic spasms

G40.83Category

Dravet syndrome

G40.84Category

KCNQ2-related epilepsy

G40.89Billable

Other seizures

Related Codes

G40.0Category

Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset

G40.1Category

Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures

G40.2Category

Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures

G40.3Category

Generalized idiopathic epilepsy and epileptic syndromes

G40.ACategory

Absence epileptic syndrome

G40.BCategory

Juvenile myoclonic epilepsy [impulsive petit mal]

G40.CCategory

Lafora progressive myoclonus epilepsy

G40.4Category

Other generalized epilepsy and epileptic syndromes

G40.5Category

Epileptic seizures related to external causes

G40.9Category

Epilepsy, unspecified